president obama marked the first hundred days of his second term today with a white house news conference. with foreign policy specifically syria on top of the agenda, now at least 13 people were killed and 70 wounded today by car bombs in the capital of damascus in that country's bloody on-going civil war while at least one child was killed and several people wounded in what witnesses describe as a syrian government air strike on a refugee camp near the turkish border. meanwhile, the guardian reports syrian rebels and the government of bashar al-assad are blaming each other for that chemical weapons attack monday. president obama had previously said the assad government would cross a "red line" if it used chemical weapons. and he sort of repeated that today. >> obama: the use of chemical weapons would be a game changer. not simply for the united states but for the international community. >> john: but mr. obama also seemed in no hurry to move. >> obama: with a we now have is evidence that chemical weapons have been used inside of syria but we don't know how they were used when they were